Senior Wastewater Engineer

At HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every day. As we foster a culture of inclusion throughout our company and within our communities, we constantly ask ourselves: What is our impact on the world? Watch Our Story: Each and every role throughout our organization makes a difference in our ability to change the world for the better. Read further to learn how you could help make great things possible not only in your community, but around the world. We believe water is more than a resource, it's a shared responsibility. As part of our Water Business Group, you’ll help shape how communities manage water for generations to come. From delivering safe drinking water and treating wastewater responsibly to developing sustainable water supplies and protecting lives and property through flood control, your work will directly support public health, environmental sustainability, and infrastructure resilience. We bring together experts across disciplines to solve complex challenges with bold thinking and technical excellence. Whether you're modernizing aging systems or pioneering innovative approaches, your contributions will make a meaningful difference in people’s lives. This isn’t just a job, it's a chance to lead change, drive progress, and leave a lasting legacy. Primary Responsibilities Independently create detailed designs, plans, specifications and estimates for pipelines, pump stations, treatment plants, tanks and other wastewater systems Manage and coordinate multi-discipline teams from separate locations to produce high level, high quality deliverables Guide the planning and execution of complex and multi-disciplinary studies, simulations, and plans for wastewater infrastructure projects Take responsibility for engineering/process design, project coordination, determining and writing engineering specifications, planning work, establishing appropriate design methods, report preparation and coordination, equipment sizing and selection, and working directly with our Clients to provide an outstanding delivery experience. Establish new quality standards and value engineering solutions Conduct quality control reviews of completed designs Serve as a technical expert with recognized authority in area of wastewater systems Serve as a project manager on water/wastewater projects as needed Perform other duties as needed Preferred Qualifications Preference given to local candidates 15 years of experience in wastewater systems planning and design A Master's degree in Civil Engineering or equivalent field Required Qualifications Bachelor's degree in Civil Engineering or equivalent field A minimum of 10 years experience with Municipal Water and Wastewater Systems Planning and Design Requires professional engineering license recognized by the licensing board for the location of the position offered. Example: Professional Engineer (PE or P.Eng) license. Strong technical background and experience in designing water distribution systems Microsoft Office, AutoCAD, MicroStation and hydraulic modeling software Project Engineering and Project Management experience is necessary An attitude and commitment to being an active participant of our employee-owned culture is a must What We Believe HDR is our company. Together, we build on each other's life experiences and perspectives to make great things possible every day. This shapes our collaborative culture, encourages organizational trust and connects us closer to the clients and communities we serve. Our Commitment As employee owners, we all have a role in creating an inclusive environment where each of us is welcomed, valued, respected and empowered to bring our authentic selves to work every day. Our eight Employee Network Groups (Asian Pacific, Black, Hispanic/Latino(a), LGBTQ+, People with Disabilities, Veterans, Women, Young Professionals) help create a sense of belonging and foster a supportive environment where everyone is empowered to engage and contribute. Each group has an executive sponsor and is open to all employees. We provide a comprehensive benefits package that promotes employee ownership, employee health, performance, and success, which includes medical, dental, vision, short and long-term disability, life insurance, an employee assistance program, paid time away, parental leave, paid holidays, a retirement savings plan with employer match, employee referral bonus and tuition reimbursement. The expected compensation range for this position depends upon skills, experience, education and geographical location. (Stated benefits are for full-time regular positions. Temporary and part-time roles eligible for limited benefits.) Colorado: $111,920.00 - $212,900.00 Primary Location: United States-Colorado-Denver Other Locations: United States-Colorado-Durango, United States-Colorado-Greenwood Village, United States-Colorado-Colorado Springs, United States-Colorado-Fort Collins, United States-Colorado-Grand Junction Industry: Water Schedule: Full-time Employee Status: Regular BusinessClass: WW Treatment and Effluent Mgmt Job Posting: Oct 26, 2026 At HDR, we are committed to the principles of employment equity. We are an affirmative Action and Equal Opportunity Employer ( We consider all qualified applicants, regardless of criminal histories, arrest and conviction records. #J-18808-Ljbffr